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*  Calcium:cation antiporter
The bacterial and archaeal proteins are in general smaller than the eukaryotic proteins. They have been suggested to traverse ... Two clusters consist exclusively of animal proteins, a third contains several bacterial and archaeal proteins, a fourth ... and prevents protein unfolding. All of the characterized animal proteins catalyze Ca2+:Na+ exchange although some also ... TMS 7 may be close to TMSs 2 and 3 in the 3-D structure of the protein. The Na+:Ca2+ exchanger plays a central role in cardiac ...
*  APC Family
The larger eukaryotic and archaeal proteins possess N- and C-terminal hydrophilic extensions. Some animal proteins, for example ... The smaller proteins are generally of prokaryotic origin while the larger ones are of eukaryotic origin. Most of them possess ... They are members of the rBAT family of mammalian proteins (TC #8.A.9). Two APC family members, LAT1 and LAT2 (TC #2.A.3.8.7), ... Subfamilies of the APC family, and the proteins in these families, can be found in the Transporter Classification Database: 2.A ...
*  Archaeocin
ISBN 978-1-904455-27-1. O'Connor EM; Shand RF (2002). "Halocins and sulfolobicins: the emerging story of archaeal protein and ... It is a 31 kDa protein that is heat-labile, loses activity when desalted, and exhibits a broad range of inhibition within the ... Production of these archaeal proteinaceous antimicrobials is a nearly universal feature of the rod-shaped haloarchaea. The ... The molecular mass of the mature HalH4 protein is 34.9 kDa (359 amino acids), processed from a preprotein of 39.6 kDa; the ...
*  Halocin
O'Connor EM, Shand RF (2002). "Halocins and sulfolobicins: the emerging story of archaeal protein and peptide antibiotics". ... "Protein-protein interaction between halocin H7 and halobacterial membrane protein". Nippon Yakugakkai Nenkai Koen Yoshishu. 121 ... Some are large proteins, some small polypeptides (microhalocins). This diversity is surprising for a number of reasons, ... Rdest U, Sturm M (1987). "Bacteriocins from halobacteria". In Burgess R. Protein Purification: Micro to Macro. New York, New ...
*  PSORTdb
As of the second release, ePSORTdb contained over 12,000 entries for bacterial proteins and 800 entries for archaeal proteins; ... PSORTdb is a database of protein subcellular localization (SCL) for bacteria and archaea. It is a member of the PSORT family of ... Protein targeting Rey, Sébastien; Acab Michael; Gardy Jennifer L; Laird Matthew R; deFays Katalin; Lambert Christophe; Brinkman ... PSORTdb was initially developed in 2005 in order to contain protein subcellular localization predictions for bacteria. The ...
*  Inorganic phosphate transporter family
Thus the fungal, plant, animal and archaeal proteins each cluster separately. However, the tree exhibits two clusters of ... One bacterial cluster is distant from the eukaryotic proteins while the other cluster is close to the plant proteins. Both ... The mammalian proteins (i.e., TC# 2.A.20.2.7) have been reported to function as viral receptors, but they undoubtedly function ... Surprisingly, TopPred predicts a 12 TMS topology for the yeast Pho89 protein, but the homologous regions are not predicted to ...
*  H+, Na+-translocating pyrophosphatase family
The bacterial and archaeal proteins may catalyze fully reversible reactions, thus being able to synthesize pyrophosphate when ... These proteins exhibit a region that shows convincing sequence similarity to the regions surrounding the DCCD-sensitive ... Transmembrane domain 6 of vacuolar H+-pyrophosphatase appears to mediate both protein targeting and proton transport. The ... Eukaryotic members of the H+-PPase family are large proteins of about 770 amino acyl residues (aas) with fifteen or sixteen ...
*  Lokiarchaeota
... closely resemble archaeal proteins, and 29% correspond to bacterial proteins. This situation is consistent with: (i) proteins ... Another shared protein, actin, is essential for phagocytosis in eukaryotes. Phagocytosis is the ability to engulf and consume ... The presence of such genes support the hypothesis of an archaeal host for the emergence of the eukaryotes; the eocyte-like ... A small, but significant portion of the proteins (175, 3.3%) that the recovered genes code for are very similar to eukaryotic ...
*  Haloferax volcanii
The archaeal proteins used in these processes are extremely similar to Eukaryotic proteins and so are studied primarily as a ... Due to the salt in method cytoplasmic proteins are structured to fold in the presence of high ionic concentrations. As such ... Compaction depends on the Mre11-Rad50 protein complex that is employed in the homologous recombinational repair of DNA double- ... they typically have a large number of charged residues on the exterior section of the protein and very hydrophobic residues ...
*  Microbial rhodopsin
Most of the MR family homologues in yeast and fungi are of about the same size and topology as the archaeal proteins (283-344 ... Among the high resolution structures for members of the MR Family are the archaeal proteins, bacteriorhodopsin , sensory ... This is still the meaning of rhodopsin in the narrow sense, any protein evolutionarily homologous to this protein. In a broad ... the native conformation of protein is stabilized in the trimeric protein-bacterioruberin complex. The generalized transport ...
*  Archaellum
Identification of diverse archaeal proteins with class III signal peptides cleaved by distinct archaeal prepilin peptidases. ... Type II protein secretion and its relationship to bacterial type IV pili and archaeal flagella. Microbiology 149, 3051-72 (2003 ... In archaeal biofilms, the only proposed function is thus far during the dispersal phase of biofilm when archaeal cells escape ... Most proteins that make up the archaellum are encoded within one genetic locus. This genetic locus contains 7-13 genes which ...
*  TRNA pseudouridine55 synthase
Gurha, P.; Gupta, R. (2008). "Archaeal Pus10 proteins can produce both pseudouridine 54 and 55 in tRNA". RNA. 14: 2521-2527. ... of pseudouridine synthase TruB suggests coupling of active site perturbations to an RNA-sequestering peripheral protein domain ... ". Protein Sci. 14: 2201-2206. doi:10.1110/ps.051493605. PMC 2279332 . PMID 15987897. ...
*  Tubulin
... as well as the bacterial protein TubZ, the archaeal protein CetZ, and the FtsZ protein family widespread in Bacteria and ... Nearly all bacterial and archaeal cells use FtsZ to divide. It was the first prokaryotic cytoskeletal protein identified. TubZ ... Tubulin in molecular biology can refer either to the tubulin protein superfamily of globular proteins, or one of the member ... Tubulin is characterized by the evolutionarily conserved Tubulin/FtsZ family, GTPase protein domain. This GTPase protein domain ...
*  Rudivirus
"A novel archaeal regulatory protein, Sta1, activates transcription from viral promoters". Nucleic Acids Res. 34 (17): 4837-4845 ... Protein SvtR was the first crenarchaeal RHH regulator characterized in details and also the first viral coded transcriptional ... regulators within the Archaeal domain. It strongly represses the transcription of the minor structural protein and, to a lesser ... In contrast, at least 10% of its genes were predicted to have of different DNA binding motifs in the proteins they code and ...
*  Acidilobus saccharovorans
However, a 2015 phylogenomics study of conserved archaeal protein sequences suggested that the two families instead were better ...
*  RAD51
"RadA protein is an archaeal RecA protein homolog that catalyzes DNA strand exchange". Genes & Development. 12 (9): 1248-1253. ... RAD51 family members are homologous to the bacterial RecA, Archaeal RadA and yeast Rad51. The protein is highly conserved in ... This protein can interact with the ssDNA-binding protein RPA, BRCA2, PALB2 and RAD52. The structural basis for Rad51 filament ... "Rad51 protein involved in repair and recombination in S. cerevisiae is a RecA-like protein". Cell. 69 (3): 457-70. doi:10.1016/ ...
*  Homologous recombination
Haseltine CA, Kowalczykowski SC (May 2009). "An archaeal Rad54 protein remodels DNA and stimulates DNA strand exchange by RadA ... RecA protein binds to this strand and is either aided by the RecF, RecO, and RecR proteins or stabilized by them. The RecA ... The proteins of the RecA recombinase family of proteins are thought to be descended from a common ancestral recombinase. The ... The proteins generally share a long conserved region known as the RecA/Rad51 domain. Within this protein domain are two ...
*  Bacterial genome
24% of Thermotoga's 1,877 ORFs and 16% of Aquifex's 1,512 ORFs show high matches to an Archaeal protein, while mesophiles such ... Phage-encoded proteins both mediate the transfer of DNA into the recipient cytoplasm and assist integration of DNA into the ... While free-living bacteria, such as E. coli, Salmonella species, or Bacillus species, usually have 1500 to 6000 proteins ... Right now, we have genome sequences from 50 different bacterial phyla and 11 different archaeal phyla. Second-generation ...
*  Magnesium transporter E
Related regions are found also in archaeal and eukaryotic proteins. They have sizes that vary considerably from 311 residues ... These proteins are capable of transporting Mg2+ and Co2+ but not Ni2+. Multiple alignments contain two highly conserved ... The transport reaction catalyzed by MgtE proteins is: Mg2+ (or Co2+) (out) → Mg2+ (or Co2+) (in) Hattori, M.; Iwase, N.; Furuya ... Kehres and Maguire suggest that the MgtE proteins are secondary carriers with inwardly directed polarity. Hattori et al. have ...
*  Kinase binding protein CGI-121
This family of proteins also include archaeal homologues. Miyoshi A, Kito K, Aramoto T, Abe Y, Kobayashi N, Ueda N (April 2003 ... In molecular biology, the kinase binding protein CGI-121 family of proteins includes the kinase binding protein CGI-121 and its ... CGI-121 has been shown to bind to the p53-related protein kinase (PRPK). CGI-121 is part of a conserved protein complex, KEOPS ... "Identification of CGI-121, a novel PRPK (p53-related protein kinase)-binding protein". Biochem. Biophys. Res. Commun. 303 (2): ...
*  Pre-replication complex
The origins are generally AT-rich tracts that vary based on the archaeal species. The singular archaeal ORC protein recognizes ... In most eukaryotes it is composed of six ORC proteins (ORC1-6), Cdc6, Cdt1, and a heterohexamer of the six MCM proteins (MCM2-7 ... There is a stoichiometric excess of the MCM proteins over the ORC and Cdc6 proteins, indicating that there may be multiple MCM ... The ORC4 protein is known to bind the AT-rich portion of the origin of replication in S. pombe using AT hook motifs. The ...
*  LSm
... the archaeal LSm proteins are more similar to the eukaryote LSm proteins than either are to bacterial LSm proteins. The LSm ... The three archaeal LSm proteins (Sm1, Sm2 and Sm3) also cluster as a group, distinct from the eukaryote LSm proteins. Both the ... and consisted of seven proteins clearly homologous to the Sm proteins. These proteins were denoted LSm (like Sm) proteins (LSm1 ... Other proteins with very similar structures were subsequently discovered and named LSm proteins. New members of the LSm protein ...
*  Signal recognition particle RNA
Archaeal SRP consists of a 7S RNA and homologues of the eukaryotic SRP19 and SRP54 proteins. Eukaryotic and archaeal 7S RNAs ... The Archaeal SRP contains proteins SRP54 and SRP19. In eukaryotes, the SRP RNA combines with the imported SRP proteins SRP9/14 ... One or more SRP proteins bind to the SRP RNA to assemble the functional SRP. The SRP proteins are named according to their ... I. Signal recognition protein (SRP) binds to in-vitro-assembled polysomes synthesizing secretory protein". The Journal of Cell ...
*  Affitin
"Affinity transfer to the archaeal extremophilic Sac7d protein by insertion of a CDR". Protein Engineering Design and Selection ... By randomizing the amino acids on the binding surface of Sac7d and subjecting the resulting protein library to rounds of ... 27 (10): 431-8. doi:10.1093/protein/gzu042. PMID 25301962. Mouratou, B; Schaeffer, F; Guilvout, I; Tello-Manigne, D; Pugsley, ... Krehenbrink, M; Chami, M; Guilvout, I; Alzari, PM; Pécorari, F; Pugsley, AP (2008). "Artificial binding proteins (Affitins) as ...
*  Alphalipothrixvirus
Krupovic M, Cvirkaite-Krupovic V, Prangishvili D, Koonin EV (2015). "Evolution of an archaeal virus nucleocapsid protein from ... The TTV1 virion contains four virus-encoded proteins, TP1-4. The proteins do not display any sequence similarity to structural ... Interestingly, nucleocapsid protein TP1 has apparently evolved from a Cas4 endonuclease, a conserved component of the adaptive ... "Identification and characterization of the genes encoding three structural proteins of the Thermoproteus tenax virus TTV1". MGG ...
*  Shiladitya DasSarma
NRC-1. This work showed that certain proteins are highly acidic, providing an understanding of how proteins function in high ... Berquist, Brian R.; DasSarma, Shiladitya (2003-10-15). "An Archaeal Chromosomal Autonomously Replicating Sequence Element from ... Later in the 2000's, post-genomic research in his laboratory established signature proteins in halophilic Archaea, and the ... Capes, Melinda D.; DasSarma, Priya; DasSarma, Shiladitya (2012-01-01). "The core and unique proteins of haloarchaea". BMC ...